3,7,11,15 what's the recursive formula?

How do i do this activity, is appreciated

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

If a is a nonzero real number then the reciprocal of a is